JPS6192017A - ceramic resonator - Google Patents
ceramic resonatorInfo
- Publication number
- JPS6192017A JPS6192017A JP59213919A JP21391984A JPS6192017A JP S6192017 A JPS6192017 A JP S6192017A JP 59213919 A JP59213919 A JP 59213919A JP 21391984 A JP21391984 A JP 21391984A JP S6192017 A JPS6192017 A JP S6192017A
- Authority
- JP
- Japan
- Prior art keywords
- input
- ceramic
- resonant element
- output
- ceramic resonator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/05—Holders or supports
- H03H9/10—Mounting in enclosures
- H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
- H03H9/1014—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a frame built on a substrate and a cap, the frame having no mechanical contact with the BAW device
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
産業上の利用分野
本発明は圧電セラミックの機械的振動を利用し、電気回
路においてフィルタや発振子として機能するセラミック
共振子に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a ceramic resonator that utilizes mechanical vibrations of piezoelectric ceramics and functions as a filter or oscillator in an electric circuit.
従来例の構成とその問題点
近年、セラミック共振子はフィルタや発振子として１０
回路に替わり普及してきている。Conventional configurations and their problems In recent years, ceramic resonators have been used as filters and oscillators.
It is becoming popular as an alternative to circuits.
以下、第４図ａ、ｂを参照しながら従来のセラミック共
振子について説明する。Hereinafter, a conventional ceramic resonator will be explained with reference to FIGS. 4a and 4b.
第４図ａ、ｂにおいて１はエネルギー閉じ込め型のセラ
ミック共振素子を示すものであり、この共振素子１は両
側面に中央部で重なるエネルギー閉じ込め部２ａとこの
閉じ込め部２ａから共振素子１の反対の端部に向けて延
出された入出力部２ｂとを有する一対の１ｉｌｉ２を備
えている。３は入出力リード端子であり、４は′Ｆｉｔ
ｉ２の入出力部２ｂとリード端子３を電気的に接続する
ハンダである。５はセラミック共振素子１をその振動部
に空間をあけて保護する樹脂外装である。しかしながら
、この構成のセラミック共振子では、電極２の入出力部
２ｂと入出力リード端子３の位置が合わせにくく、また
、衝撃が加わった時にリード端子３に対して共振素子が
位ｎずれを起こしやすいという欠点があった。In FIGS. 4a and 4b, reference numeral 1 indicates an energy trapping type ceramic resonant element, and this resonant element 1 has an energy trapping part 2a that overlaps at the center on both sides, and an energy trapping part 2a that extends from the trapping part 2a to the opposite side of the resonant element 1. It is provided with a pair of 1ili2 having an input/output section 2b extending toward the end. 3 is the input/output lead terminal, 4 is 'Fit
This is solder that electrically connects the input/output section 2b of i2 and the lead terminal 3. Reference numeral 5 denotes a resin exterior that protects the ceramic resonant element 1 by leaving a space in its vibrating part. However, in a ceramic resonator with this configuration, it is difficult to align the input/output part 2b of the electrode 2 and the input/output lead terminal 3, and when an impact is applied, the resonant element may shift in position with respect to the lead terminal 3. The drawback was that it was easy.
発明の目的
本発明は、上記従来の欠点を解？ｌ！ｊ するもので、
セラミック共振素子と入出力リード端子との相対 。Purpose of the Invention The present invention solves the above-mentioned conventional drawbacks. l! j
Relative relationship between the ceramic resonant element and the input/output lead terminals.
位置が容易に設定及び規制ができるセラミック共振子を
提供することを目的とする。An object of the present invention is to provide a ceramic resonator whose position can be easily set and controlled.
発明の構成
−［１記目的を達成するため、本発明のセラミック共振
子は、相互に重なるエネルギー閉じ込め部と相互に反対
方向に延出された入出力部とを有する一対の電極を両側
面に備えたセラミック共振素子において、このセラミッ
ク共振素子の両電極の入出力部に対応する部分に挿通穴
を穿設し、これら挿通穴に入出力リード端子を挿通して
、これら入出力リード端子と両電極の入出力部とを電気
的に接続した構成である。Structure of the Invention - [In order to achieve the first object, the ceramic resonator of the present invention has a pair of electrodes on both sides, each having an energy confinement section that overlaps with another and an input/output section that extends in opposite directions. In the ceramic resonant element equipped with the above-mentioned ceramic resonant element, insertion holes are formed in the parts corresponding to the input and output parts of both electrodes of the ceramic resonant element, input and output lead terminals are inserted into these insertion holes, and both input and output lead terminals are connected to the input and output lead terminals. This is a configuration in which the input and output parts of the electrodes are electrically connected.
実施例の説明
以下、本発咀の一実施例について、第１図ないし第３図
に基づき説明する。DESCRIPTION OF EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. 1 to 3.
第１図において、６はエネルギー閉じ込め型共振素子で
、この共振素子６は両側面に中央部で重なるエネルギー
閉じ込め部７ａとこの閉じ込め部７ａから共振素子１の
反対の端部に向けて延出された入出力部７ｂとを有する
一対の電極７を備えている。さらに、共振素子６は、両
電極７の入出力部７ｂ［対応する部分に挿通穴８を備え
ており、この押通穴８の内周面まで電極７がまわり込ん
でいる。In FIG. 1, reference numeral 6 denotes an energy trapping type resonant element, and this resonant element 6 has energy trapping portions 7a on both sides that overlap at the center, and extends from the trapping portions 7a toward the opposite end of the resonant element 1. It is provided with a pair of electrodes 7 having an input/output section 7b. Further, the resonant element 6 is provided with an insertion hole 8 at a portion corresponding to the input/output portion 7b of both electrodes 7, and the electrode 7 extends up to the inner circumferential surface of the insertion hole 8.
このように構成されたセラミック共振素子６は、第２図
に示した取付具９に取付けられる。この取付具９は突部
１０ａを有する支持台１０と、この支持台１０を突部１
０ａの位置で口過する入出力リード端子１１とを備えて
いる。入出力リード端子１１の突部１０ａから突出した
端部は、セラミック共振素子６の挿通穴８に挿通され、
次いで電極７の入出力部７ｂとはんだにより電気的に接
続される。なお、支持台１０が突部１０ａを有している
ので、セラミック共振素子６を取付具９に取付けた時に
は両者の間に空間が形成されるものである。The ceramic resonant element 6 configured in this manner is attached to the fixture 9 shown in FIG. 2. This fixture 9 includes a support base 10 having a protrusion 10a, and a support base 10 having a protrusion 10a.
It is provided with an input/output lead terminal 11 which is connected at the position 0a. The end of the input/output lead terminal 11 protruding from the protrusion 10a is inserted into the insertion hole 8 of the ceramic resonant element 6,
Next, it is electrically connected to the input/output section 7b of the electrode 7 by solder. Note that since the support base 10 has the protrusion 10a, when the ceramic resonant element 6 is attached to the fixture 9, a space is formed between the two.
第３図はセラミック共振素子６を取付具９に取付けた状
態を示し、この組立て体に一側が開口した蓋１２を被せ
て接着固定することによりセラミック共振子が完成する
。なお、鎧１２を被せた後には、セラミック共振素子６
と蓋１２の天板との間に空間が形成されるものである。FIG. 3 shows the state in which the ceramic resonant element 6 is attached to the fixture 9, and the ceramic resonator is completed by covering this assembly with a lid 12 which is open on one side and fixing it with adhesive. Note that after covering the armor 12, the ceramic resonant element 6
A space is formed between the lid 12 and the top plate of the lid 12.
以上の構成のセラミック共振子においては、セラミック
共振素子６の挿通穴８に入出力リード端子１１が挿入さ
れるので、両者の位置合せを容易に行なうことができる
と共に、共編素子６の位置ずれを規制することができる
。また、共振素子６と支持台１０の間及び共振素子６と
蓋１２の天板との間には空間が形成されるので、セラミ
ック共振素子を樹脂外装で保護する場合のように、樹脂
外装形成時に空間を確保するための特別な配慮を必要と
しない。In the ceramic resonator having the above configuration, the input/output lead terminal 11 is inserted into the insertion hole 8 of the ceramic resonant element 6, so that alignment of both can be easily performed, and misalignment of the co-woven element 6 can be prevented. Can be regulated. In addition, since a space is formed between the resonant element 6 and the support base 10 and between the resonant element 6 and the top plate of the lid 12, it is possible to form a resin exterior as in the case where a ceramic resonant element is protected with a resin exterior. Sometimes no special consideration is required to secure space.
なお、図示の実施例では、挿通穴８を円形にしたが、三
角形や四角形等の他の形状でもよいのはいうまでもない
。In the illustrated embodiment, the insertion hole 8 is circular, but it goes without saying that other shapes such as a triangle or a quadrangle may be used.
発明の詳細
な説明したよ゛うに、本発明のセラミック共振子では、
エネルギー閉じ込め型セラミック共振素子において、電
極の入出力部に対応する部分に挿通穴を設け、これら挿
通穴に入出力リード端子を挿入するので、共ｊ膜素子と
端子との間の位置合せを容易に行なうことができると共
に、両者の相対位置ずれを規制できるという効果がある
。As described in detail, the ceramic resonator of the present invention includes:
In the energy trap type ceramic resonant element, insertion holes are provided in the parts corresponding to the input and output parts of the electrodes, and input/output lead terminals are inserted into these insertion holes, making it easy to align the common membrane element and the terminals. This has the effect that it is possible to perform the same operation, and also that the relative positional deviation between the two can be restricted.
第１図は本発明の一実施例に係るセラミック共振子の共
振素子を示す斜視図、第２図は同セラミック共振子の取
付具を示す斜視図、第３図は蓋を被せる直前の同セラミ
ック共振子を示す斜視図、第４図は従来のセラミック共
振子を示し、ａは樹脂外装を施こす前の同セラミック共
振子を示す斜視図、ｂは完成した同セラミック共振子を
示す断面図である。 。
６・・・セラミック共振子、７・・・電極、７ａ・・・
エネルギー閉じ込め部、７ｂ・・・入出力部、８・・・
挿通穴、１１・・・入出力リード端子
代理人 森 本 義 弘
第４
（ａ）
（ｂ）
！FIG. 1 is a perspective view showing a resonant element of a ceramic resonator according to an embodiment of the present invention, FIG. 2 is a perspective view showing a fixture for the ceramic resonator, and FIG. 3 is a perspective view of the same ceramic resonator just before being covered with a lid. Figure 4 shows a conventional ceramic resonator; a is a perspective view of the ceramic resonator before applying a resin sheath; b is a cross-sectional view of the completed ceramic resonator; be. . 6... Ceramic resonator, 7... Electrode, 7a...
Energy confinement section, 7b... input/output section, 8...
Insertion hole, 11...Input/output lead terminal agent Yoshihiro Morimoto 4th (a) (b)!
Claims (1)
向に延出された入出力部とを有する一対の電極を両側面
に備えたセラミック共振素子において、このセラミック
共振素子の両電極の入出力部に対応する部分に挿通穴を
穿設し、これら挿通穴に入出力リード端子を挿通して、
これら入出力リード端子と両電極の入出力部とを電気的
に接続してなるセラミック共振子。1. In a ceramic resonant element equipped with a pair of electrodes on both sides, each having an energy trapping part that overlaps with the other and an input/output part extending in opposite directions, the input and output parts of both electrodes of this ceramic resonant element are Drill through holes in the corresponding parts, insert input/output lead terminals into these holes,
A ceramic resonator is formed by electrically connecting these input/output lead terminals and the input/output parts of both electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59213919A JPS6192017A (en) | 1984-10-11 | 1984-10-11 | ceramic resonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59213919A JPS6192017A (en) | 1984-10-11 | 1984-10-11 | ceramic resonator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6192017A true JPS6192017A (en) | 1986-05-10 |
Family
ID=16647211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59213919A Pending JPS6192017A (en) | 1984-10-11 | 1984-10-11 | ceramic resonator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6192017A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5572082A (en) * | 1994-11-14 | 1996-11-05 | Sokol; Thomas J. | Monolithic crystal strip filter |
-
1984
- 1984-10-11 JP JP59213919A patent/JPS6192017A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5572082A (en) * | 1994-11-14 | 1996-11-05 | Sokol; Thomas J. | Monolithic crystal strip filter |
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